gst_bin_get_by_interface 172 gst/gstbin.h GstElement* gst_bin_get_by_interface (GstBin *bin, GType iface); gst_bin_get_by_interface 74 tests/check/gst/gstbin.c fail_unless (gst_bin_get_by_interface (bin, GST_TYPE_URI_HANDLER) == filesrc);